对流速度尺度
Convective velocity scale
乱流速度尺度
turbulence velocity scale
turbulent velocity scale
起动流速比尺
starting velocity size scale
地下水流速流向
seepage velocity of groundwater
groundwater velocity and direction
环流流速
circulating current velocity
流速流态
flow velocity-flow regime
flow rate and regime
flow velocity condition
时变的内流流速
Time-varying internal flow velocity